On Sat, Oct 29, 2016 at 1:47 AM, Khem Raj <raj.k...@gmail.com> wrote:
> This has been cause of issue where we were getting both usr/include
> dirs ( from target as well as native sysroot) added to compiler
> flags.
>
> CXX_INCLUDES in final flags.cmake would include
> -I<target-sysroot>/usr/include -I<native-sysroot>/usr/include
> most of the time it would work since headers are mostly
> common but netflix package failed to compile since one of
> the headers was including curl headers which it could not
> find in target sysroot and it went to next include path
> and found it in native sysroot which is not what we want
> when doing cross compile.
>
> As per https://cmake.org/Wiki/CMake_Cross_Compiling
> never search for programs in target sysroot but search
> for packages,libs,includes only.
>
> Signed-off-by: Khem Raj <raj.k...@gmail.com>
> ---
> meta/classes/cmake.bbclass | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/meta/classes/cmake.bbclass b/meta/classes/cmake.bbclass
> index 3e762de..3e8df37 100644
> --- a/meta/classes/cmake.bbclass
> +++ b/meta/classes/cmake.bbclass
> @@ -25,6 +25,7 @@ OECMAKE_PERLNATIVE_DIR ??= ""
> OECMAKE_EXTRA_ROOT_PATH ?= ""
>
> OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM = "ONLY"
> +OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM_class-target = "NEVER"
Using the _class-target over-ride looks odd. Perhaps making "NEVER"
the default and adding over-rides for the classes which need "ONLY"
(if there are any?) would make this clearer?
> OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM_class-native = "BOTH"
>
> EXTRA_OECMAKE_append = " ${PACKAGECONFIG_CONFARGS}"
> @@ -60,7 +61,7 @@ set( CMAKE_CXX_LINK_FLAGS "${OECMAKE_CXX_LINK_FLAGS}" CACHE
> STRING "LDFLAGS" )
>
> # only search in the paths provided so cmake doesnt pick
> # up libraries and tools from the native build machine
> -set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_HOST} ${STAGING_DIR_NATIVE}
> ${CROSS_DIR} ${OECMAKE_PERLNATIVE_DIR} ${OECMAKE_EXTRA_ROOT_PATH}
> ${EXTERNAL_TOOLCHAIN})
> +set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_HOST} ${CROSS_DIR}
> ${OECMAKE_PERLNATIVE_DIR} ${OECMAKE_EXTRA_ROOT_PATH} ${EXTERNAL_TOOLCHAIN})
> set( CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY )
> set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM
> ${OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM} )
> set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
> --
> 2.10.1
>
> --
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